Has this ever happened to anyone?

[Gavin Thomas Nicol]

> However, when I get really tired, something weird
> happens and I "speed sleep". I fall asleep, have a
> complete dream cycle, and wake up fully rested, only
> to find that just 45 minutes have passed. I resist
> the urge to get up, and manage to fall asleep again
> for the rest of the night.

I find that if I sleep 3-5 hours a day for extended
periods I start "napping": short 5-15 minutes naps
that still leave you refreshed.

I also find "cycling" sleep patterns useful: sleep
from 3-8am or 10pm-1am for a couple of weeks at a time,
then switch.